Examples of com.google.gwt.event.shared.HandlerRegistration.removeHandler()

Class com.google.gwt.event.shared.HandlerRegistration

Examples of com.google.gwt.event.shared.HandlerRegistration.removeHandler()

com.google.gwt.event.shared.HandlerRegistration.removeHandler()
Removes the given handler from its manager.

    assertTrue(DOM.previewEvent(null));
    handler0.assertIsFired(true);
    handler1.assertIsFired(true);
    preview.assertIsFired(true);
    reg0.removeHandler();
    reg1.removeHandler();
    DOM.removeEventPreview(preview);
  }


  /**
   * Test the accessors in {@link NativePreviewEvent}.

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    // Fire the event and cancel it
    TestNativePreviewHandler handler0 = new TestNativePreviewHandler(true, true);
    HandlerRegistration reg0 = Event.addNativePreviewHandler(handler0);
    Event.fireNativePreviewEvent(null);
    handler0.assertIsFired(true);
    reg0.removeHandler();


    // Fire the event again, but don't cancel it
    TestNativePreviewHandler handler1 = new TestNativePreviewHandler(false,
        false) {
      @Override

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      }
    };
    HandlerRegistration reg1 = Event.addNativePreviewHandler(handler1);
    assertTrue(Event.fireNativePreviewEvent(null));
    handler1.assertIsFired(true);
    reg1.removeHandler();
  }


  private native boolean isIE8OrOlder() /*-{
    // rely on IE9 & 10 behavior being closer to Standard/Chrome/Safari
    return navigator.userAgent.toLowerCase().indexOf("msie") != -1 &&

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        if (!handler.isCalled()) {
          return true; // we still didn't receive the callback, let's wait more
        }
        assertEquals(Window.getClientWidth(), handler.getWidth());
        assertEquals(Window.getClientHeight(), handler.getHeight());
        handlerRegistration.removeHandler();
        finishTest();
        return false;
      }
    }, 10);
  }

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    assertEquals(110, handler.getLastRowCount());
    assertTrue(handler.isLastRowCountExact());
    handler.reset();


    // Remove the handler and verify it no longer receives events.
    reg.removeHandler();
    presenter.setRowCount(200, true);
    assertEquals(-1, handler.getLastRowCount());
  }


  public void testAddRangeChangeHandler() {

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    presenter.setVisibleRange(new Range(10, 20));
    assertNull(handler.getLastRange());
    handler.reset();


    // Remove the handler and verify it no longer receives events.
    reg.removeHandler();
    presenter.setVisibleRange(new Range(20, 100));
    assertNull(handler.getLastRange());
    handler.reset();
  }

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    HandlerRegistration r2 = a.addHandler(handlerB, ClickEvent.getType());
    assertEquals(2, a.getHandlerCount(ClickEvent.getType()));


    assertEquals(0, a.getHandlerCount(ChangeEvent.getType()));
    r1.removeHandler();
    r2.removeHandler();
    assertEquals(0, a.getHandlerCount(ClickEvent.getType()));
  }


  public void testOnAttachWithErrorDoAttachChildren() {
    // Create a panel that will throw an exception doAttachChildren

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        eventFired[0] = true;
        finishTest();
      }
    };
    HandlerRegistration registration = storage.addStorageEventHandler(handler);
    registration.removeHandler();


    // these should fire events, but they should not be caught by handler
    storage.setItem("thrFoo", "thrBar");
    storage.clear();

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        //Release event handlers when closed
        addHideHandler( new HideHandler() {
            @Override
            public void onHide( final HideEvent hideEvent ) {
                registration.removeHandler();
            }
        } );
        super.show();
    }

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    final HandlerRegistration viewRegistration = view.addValueChangeHandler(this);


    return new HandlerRegistration() {
      public void removeHandler() {
        placeRegistration.removeHandler();
        viewRegistration.removeHandler();
        ProxyListPlacePicker.this.view = null;
      }
    };
  }
}

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